Polytron PCU 4131, Руководство пользователя

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15
8.2.2. Input parameters for the terrestrial range
TP > Frequency
The type of input signal is
automatically displayed.
Enter input frequency
BW > Channel bandwidth
Selection 7 or 8 MHz
PLP > Service selection (DVB-T2)
Search > Scan
After pressing the
Search
button, the
desired channel is found.
Select PLP value
If the tuner identifies the transponder,
Tuner Locked
is displayed in the upper
field.
Reception conditions (DVB-T/T2/C)
The quality of the input signal can be evaluated via the bit error rate
BER
and the signal-to-noise ratio
SNR
.
These depend on the quality of the reception conditions and the signals.
Recommendation: Bit error rate
BER
should be ≤ 1e-6.
The lower limits for the signal-to-noise ratio
SNR
are 26 dB for DVB-T and 32 dB for DVB-
T2.